1322003021012 has 12 divisors (see below), whose sum is σ = 2313968671476. Its totient is φ = 660869114880.

The previous prime is 1322003020993. The next prime is 1322003021041. The reversal of 1322003021012 is 2101203002231.

It can be written as a sum of positive squares in 2 ways, for example, as 437285948176 + 884717072836 = 661276^2 + 940594^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33076439 + ... + 33116382.

It is an arithmetic number, because the mean of its divisors is an integer number (192830722623).

Almost surely, 2^{1322003021012} is an apocalyptic number.

It is an amenable number.

1322003021012 is a deficient number, since it is larger than the sum of its proper divisors (991965650464).

1322003021012 is a wasteful number, since it uses less digits than its factorization.

1322003021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66197818 (or 66197816 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1322003021012 its reverse (2101203002231), we get a palindrome (3423206023243).

The spelling of 1322003021012 in words is "one trillion, three hundred twenty-two billion, three million, twenty-one thousand, twelve".